Guest star Rosemary Clooney walks the halls singing Christmas carols. One of her most famous roles is in "White Christmas" but she does not sing any of those famous songs.
Guest star Priscilla Pointer is producer Steven Spielberg's former mother-in-law. She also appeared in Blue Velvet opposite Laura Dern, who appeared in Spielberg's previous collaboration with Michael Crichton, Jurassic Park.